Automatic deviation-correcting belt conveyor

Abstract

The utility model discloses an automatic deviation-correcting belt conveyor, comprising a main support frame and a transmission roller, wherein the transmission roller is movably installed inside the main support frame, a driving motor is installed on the side wall of the main support frame on one side of the transmission roller, and the output end of the driving motor is connected to the transmission roller, a driven roller is movably installed on the side of the main support frame away from the transmission roller, a belt body is installed on the surface of the driven roller, and the belt body extends to the surface of the transmission roller, a support plate is installed on the top of the main support frame, a rotating seat is installed on the bottom end of the support plate, and a servo motor is installed on the inner wall of the rotating seat. The utility model not only realizes convenient multi-stage deviation correction of conveyed items and convenient rotation-type adjustment belt deviation correction, facilitates reciprocating centering and straightening output of items and centering elastic clamping deviation correction of belts, but also improves the deviation correction effect.

Description

Technical Field

[0001] The utility model relates to the technical field of belt conveyors, in particular to an automatic deviation-correcting belt conveyor. Background Art

[0002] Belt conveyors are widely used in household appliances, electronics, electrical appliances, machinery, tobacco, injection molding, post and telecommunications, printing, food and other industries for assembly, testing, debugging, packaging and transportation of objects. Belt conveyors have strong conveying capacity, long conveying distance, simple structure and easy maintenance, and can conveniently implement programmed control and automated operation. They use continuous or intermittent movement of the conveyor belt to convey objects below 100KG or powdered or granular objects. They run at high speed and stability with low noise, and can be transported up and down slopes. Traditional belt conveyors do not have automatic deviation correction function. In order to better convey objects accurately, an automatic deviation correction belt conveyor is proposed.

[0003] For example, a belt conveyor with an automatic deviation correction function disclosed in the authorization announcement number CN216612829U includes a main frame, a driving roller is arranged on the left side of the inner cavity of the main frame, an adjusting roller is movably connected to the center of the inner cavity of the main frame, and a transmission roller is arranged on the right side of the inner cavity of the main frame;

[0004] Although it can achieve the function of automatic adjustment and correction when the middle part of the belt body is offset, the inclination angle of the device can be adjusted by setting the connecting rod, the telescopic cylinder and the support rod, which effectively improves the use range of the device. By setting the transmission roller, the chassis, the reduction motor, the driving gear, the bearing seat, the driven gear, the transmission rod and the driving roller, the deviation of the driving roller can be avoided under the premise of ensuring stable power output, and the deviation of the two ends of the belt body can be reduced;

[0005] However, the problem that the existing belt conveyor is not conducive to convenient multi-level deviation correction of the conveyed items and convenient rotational adjustment of the belt deviation correction during use, is not conducive to reciprocating centering and straightening output of the items and centering elastic clamping correction of the belt, which affects the correction effect. Utility Model Content

[0006] The purpose of the utility model is to provide an automatic deviation-correcting belt conveyor to solve the problem proposed in the above-mentioned background technology that the belt conveyor is not convenient for convenient multi-level deviation correction of the conveyed articles and convenient rotational adjustment of the belt deviation correction, is not conducive to the reciprocating centering and straightening output of the articles and the centering elastic clamping correction of the belt, thus affecting the deviation correction effect.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic deviation-correcting belt conveyor, comprising a main support frame and a transmission roller, wherein a transmission roller is movably installed inside the main support frame, a driving motor is installed on a side wall of the main support frame on one side of the transmission roller, and the output end of the driving motor is connected to the transmission roller, a driven roller is movably installed on a side of the main support frame away from the transmission roller, a belt body is installed on the surface of the driven roller, and the belt body extends to the surface of the transmission roller, a support plate is installed on the top of the main support frame, and the support plate is installed on the top of the main support frame. A rotating seat is installed at the bottom end of the plate, a servo motor is installed on the inner wall of the rotating seat, a worm is installed at the output end of the servo motor, a movable shaft is movably installed inside the rotating seat on one side of the worm, a worm gear is mounted on the surface of the movable shaft, and the worm and the worm gear are meshed with each other, a deviation correction frame is installed on the top of the movable shaft, three groups of bottom rollers are movably installed inside the deviation correction frame, two groups of side rollers are movably installed on the top of the deviation correction frame, and the two groups of side rollers are respectively on both sides of the belt body, and a bottom plate is symmetrically installed on the top of the main support frame on one side of the support plate.

[0008] Preferably, a stepper motor is installed at the bottom end of the base plate, and a secondary short arm is installed at the output end of the stepper motor.

[0009] Preferably, a long arm is installed at the top end of the auxiliary short arm, a hinge shaft is installed at one end of the long arm close to the auxiliary short arm, and the long arm is movably connected to the auxiliary short arm through the hinge shaft.

[0010] Preferably, a reciprocating rod is installed at one end of the long arm away from the hinge shaft, a linkage shaft is installed at one end of the reciprocating rod close to the long arm, and the reciprocating rod is movably connected to the long arm through the linkage shaft.

[0011] Preferably, a vertical plate is installed at the top of the bottom plate, and the reciprocating rod is slidably connected to the vertical plate. A correction block is installed at one end of the reciprocating rod away from the linkage shaft, and the correction block is above the belt body.

[0012] Preferably, a fixing plate is symmetrically mounted on the outer wall of the driven roller, and the fixing plate is fixedly connected to the driven roller.

[0013] Preferably, multiple groups of springs with equal spacing are installed on the side walls of the fixing plate, and the springs are fixedly connected to the fixing plate.

[0014] Preferably, a sliding ring is slidably mounted on the surface of the driven roller on one side of the fixed plate, and the sliding ring is fixedly connected to the spring, and two sets of sliding rings are respectively on both sides of the belt body.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the belt conveyor not only realizes convenient multi-level deviation correction of the conveyed items and convenient rotation-type adjustment of the belt deviation correction, but also facilitates the reciprocating centering and straightening output of the items and the centering elastic clamping deviation correction of the belt, and improves the deviation correction effect;

[0016] Under the action of gravity, the objects drive the belt body downward, and the objects drive the conveyor belt to sink to the middle position to perform primary deviation correction on the objects. The driving motor drives the transmission roller to rotate, and the transmission roller drives the belt body to move, and the belt body drives the objects to be conveyed. When the objects move to the position of the deviation correction block, the stepper motor drives the auxiliary short arm to rotate, and the auxiliary short arm drives the long arm to rotate through the hinge shaft, and the long arm drives the reciprocating rod to reciprocate inside the vertical plate through the linkage shaft, and the vertical plate drives the deviation correction block to reciprocate, and the two groups of deviation correction blocks are used to reciprocately center, clamp and align the objects to perform secondary deviation correction on the objects, so as to output the objects in the center, realizing convenient multi-level deviation correction for the conveyed objects and facilitating the reciprocating centering and aligning output of the objects.

[0017] The servo motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the movable shaft to rotate, and the movable shaft drives the correction frame, the bottom roller and the side roller to rotate, so as to drive the belt body to reset from the offset position to the middle position. With the elastic cooperation of the spring, the spring always provides an elastic force to the sliding ring, and the two groups of sliding rings perform centering elastic squeezing on the belt body to keep the belt body in the middle position at all times, realizing convenient rotational adjustment of the belt correction, facilitating the centering elastic clamping correction of the belt, and improving the correction effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the top view of the fixing plate of the utility model;

[0020] Figure 3 It is a side structural schematic diagram of the deviation-correcting frame of the utility model;

[0021] Figure 4 It is a schematic diagram of the three-dimensional structure of the bottom plate of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the sliding ring of the utility model.

[0023] In the figure: 1. main support frame; 2. support plate; 3. bottom plate; 4. driven roller; 5. fixed plate; 6. belt body; 7. spring; 8. sliding ring; 9. movable shaft; 10. servo motor; 11. worm; 12. worm wheel; 13. rotating seat; 14. deviation correction frame; 15. bottom roller; 16. side roller; 17. stepping motor; 18. auxiliary short arm; 19. articulated shaft; 20. long arm; 21. linkage shaft; 22. reciprocating rod; 23. deviation correction block; 24. vertical plate; 25. transmission roller; 26. driving motor. DETAILED DESCRIPTION

[0024] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0025] See also Figure 1-5 The utility model provides an embodiment: an automatic deviation-correcting belt conveyor, comprising a main support frame 1 and a transmission roller 25, wherein the transmission roller 25 is movably installed inside the main support frame 1, and a driving motor 26 is installed on the side wall of the main support frame 1 on one side of the transmission roller 25, wherein the driving motor 26 plays a role of power drive, and the output end of the driving motor 26 is connected to the transmission roller 25, and a driven roller 4 is movably installed on the side of the main support frame 1 away from the transmission roller 25, and a belt body 6 is installed on the surface of the driven roller 4, and the belt body 6 extends to the surface of the transmission roller 25, and a support plate 2 is installed on the top of the main support frame 1, and a A rotating seat 13 is provided with a servo motor 10 on the inner wall of the rotating seat 13. The servo motor 10 plays a role of power drive. A worm 11 is provided at the output end of the servo motor 10. A movable shaft 9 is movably provided inside the rotating seat 13 on one side of the worm 11. A worm gear 12 is mounted on the surface of the movable shaft 9, and the worm 11 and the worm gear 12 are meshed with each other. A deviation correction frame 14 is provided at the top of the movable shaft 9. Three groups of bottom rollers 15 are movably provided inside the deviation correction frame 14. Two groups of side rollers 16 are movably provided at the top of the deviation correction frame 14, and the two groups of side rollers 16 are respectively provided on both sides of the belt body 6. A bottom plate 3 is symmetrically provided at the top of the main support frame 1 on one side of the support plate 2.

[0026] First, the device is connected to an external controller and an external circuit, and an object is placed on the belt body 6. Under the action of gravity, the object drives the belt body 6 to move downward. With the support of the bottom roller 15 and the side roller 16, the object drives the conveyor belt to sink to the middle position to perform primary deviation correction on the object. Then, the drive motor 26 is turned on through external control, and the drive motor 26 drives the transmission roller 25 to rotate. Under the active cooperation of the driven roller 4, the transmission roller 25 drives the belt body 6 to move, and the belt body 6 drives the object to be conveyed. When the object moves to the deviation correction block At position 23, the stepper motor 17 is turned on through external control, the stepper motor 17 drives the auxiliary short arm 18 to rotate, the auxiliary short arm 18 drives the long arm 20 to rotate through the hinge shaft 19, the long arm 20 drives the reciprocating rod 22 to move back and forth inside the vertical plate 24 through the linkage shaft 21, the vertical plate 24 drives the correcting block 23 to move back and forth, the two groups of correcting blocks 23 are used to reciprocately center, clamp and align the object, to perform secondary correction on the object, so as to center and output the object, realizing convenient multi-level correction of the conveyed objects and facilitating reciprocating centering, aligning and outputting of the objects.

[0027] A stepper motor 17 is installed at the bottom end of the base plate 3, and the stepper motor 17 plays a role of power drive. A secondary short arm 18 is installed at the output end of the stepper motor 17, and a long arm 20 is installed at the top of the secondary short arm 18. A hinge shaft 19 is installed at one end of the long arm 20 close to the secondary short arm 18, and the long arm 20 is movably connected to the secondary short arm 18 through the hinge shaft 19.

[0028] A reciprocating rod 22 is installed at one end of the long arm 20 away from the hinge shaft 19 , and a linkage shaft 21 is installed at one end of the reciprocating rod 22 close to the long arm 20 , and the reciprocating rod 22 is movably connected to the long arm 20 through the linkage shaft 21 .

[0029] A vertical plate 24 is installed at the top of the bottom plate 3, and the reciprocating rod 22 is slidably connected to the vertical plate 24. A correction block 23 is installed at the end of the reciprocating rod 22 away from the linkage shaft 21, and the correction block 23 is above the belt body 6. A fixed plate 5 is symmetrically installed on the outer wall of the driven roller 4, and the fixed plate 5 is fixedly connected to the driven roller 4.

[0030] Multiple groups of springs 7 with equal spacing are installed on the side walls of the fixed plate 5, and the springs 7 are fixedly connected to the fixed plate 5. A sliding ring 8 is slidably installed on the surface of the driven roller 4 on one side of the fixed plate 5, and the sliding ring 8 is fixedly connected to the spring 7, and two groups of sliding rings 8 are respectively on both sides of the belt body 6.

[0031] When the belt body 6 needs to be corrected, the servo motor 10 is turned on through external control, and the servo motor 10 drives the worm 11 to rotate. Under the mutual engagement of the worm 11 and the worm wheel 12, the worm 11 drives the worm wheel 12 to rotate, and the worm wheel 12 drives the movable shaft 9 to rotate. The movable shaft 9 drives the correction frame 14, the bottom roller 15 and the side roller 16 to rotate, and the side roller 16 cooperates with the movement of the side roller 16 to drive the belt body 6 to reset from the offset position to the middle position. At the same time, under the fixed support of the fixed plate 5 and the elastic cooperation of the spring 7, the spring 7 always provides an elastic force to the sliding ring 8. Under the action of the two groups of sliding rings 8, the two groups of sliding rings 8 are used to elastically squeeze the belt body 6 to keep the belt body 6 in the middle position at all times, thereby realizing convenient rotation-type adjustment of the belt correction, facilitating the elastic clamping correction of the belt, and improving the correction effect.

[0032] Working principle: First, under the action of gravity, the items drive the belt body 6 to move downward, and the items drive the conveyor belt to sink to the middle position to make primary deviation correction for the items. The driving motor 26 drives the transmission roller 25 to rotate, and the transmission roller 25 drives the belt body 6 to move, and the belt body 6 drives the items to be conveyed. When the items move to the position of the deviation correction block 23, the stepper motor 17 drives the auxiliary short arm 18 to rotate, and the auxiliary short arm 18 drives the long arm 20 to rotate through the hinge shaft 19, and the long arm 20 drives the reciprocating rod 22 to reciprocate inside the vertical plate 24 through the linkage shaft 21, and the vertical plate 24 drives the deviation correction block 23 to reciprocate, and the two groups of deviation correction blocks 23 are used to reciprocate and clamp the objects to correct them. The items are corrected for the second time, so that the items are output in the center. When the belt body 6 needs to be corrected, the servo motor 10 drives the worm 11 to rotate, the worm 11 drives the worm wheel 12 to rotate, the worm wheel 12 drives the movable shaft 9 to rotate, and the movable shaft 9 drives the correction frame 14, the bottom roller 15 and the side roller 16 to rotate, so as to drive the belt body 6 to reset from the offset position to the middle position. At the same time, under the fixed support of the fixed plate 5, the spring 7 always provides an elastic force to the sliding ring 8. Under the action of the two groups of sliding rings 8, the two groups of sliding rings 8 are used to perform elastic extrusion on the belt body 6 to keep the belt body 6 in the middle position at all times, so as to complete the use of the automatic correction belt conveyor.

[0033] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An automatic deviation-correcting belt conveyor, comprising a main support frame (1) and a transmission roller (25), characterized in that: A transmission roller (25) is movably mounted inside the main support frame (1), a driving motor (26) is mounted on a side wall of the main support frame (1) on one side of the transmission roller (25), and an output end of the driving motor (26) is connected to the transmission roller (25), a driven roller (4) is movably mounted on a side of the main support frame (1) away from the transmission roller (25), a belt body (6) is mounted on the surface of the driven roller (4), and the belt body (6) extends to the surface of the transmission roller (25), a support plate (2) is mounted on the top end of the main support frame (1), a rotating seat (13) is mounted on the bottom end of the support plate (2), and a servo motor (13) is mounted on the inner wall of the rotating seat (13) 10), a worm (11) is installed at the output end of the servo motor (10), a movable shaft (9) is movably installed inside a rotating seat (13) on one side of the worm (11), a worm wheel (12) is sleeved on the surface of the movable shaft (9), and the worm (11) and the worm wheel (12) are meshed with each other, a deviation correction frame (14) is installed at the top end of the movable shaft (9), three groups of bottom rollers (15) are movably installed inside the deviation correction frame (14), two groups of side rollers (16) are movably installed at the top end of the deviation correction frame (14), and the two groups of side rollers (16) are respectively on both sides of the belt body (6), and a bottom plate (3) is symmetrically installed at the top end of the main support frame (1) on one side of the support plate (2).

2. The automatic deviation-correcting belt conveyor according to claim 1 is characterized in that: A stepper motor (17) is installed at the bottom end of the base plate (3), and a secondary short arm (18) is installed at the output end of the stepper motor (17).

3. The automatic deviation-correcting belt conveyor according to claim 2 is characterized in that: The top end of each of the auxiliary short arms (18) is provided with a long arm (20), and one end of each of the long arms (20) close to the auxiliary short arm (18) is provided with a hinge shaft (19), and the long arm (20) is movably connected to the auxiliary short arm (18) via the hinge shaft (19).

4. The automatic deviation-correcting belt conveyor according to claim 3 is characterized in that: A reciprocating rod (22) is installed at one end of the long arm (20) away from the hinge shaft (19), and a linkage shaft (21) is installed at one end of the reciprocating rod (22) close to the long arm (20), and the reciprocating rod (22) is movably connected to the long arm (20) via the linkage shaft (21).

5. The automatic deviation-correcting belt conveyor according to claim 1 is characterized in that: A vertical plate (24) is installed at the top of the bottom plate (3), and the reciprocating rod (22) is slidably connected to the vertical plate (24). A deviation correction block (23) is installed at one end of the reciprocating rod (22) away from the linkage shaft (21), and the deviation correction block (23) is above the belt body (6).

6. The automatic deviation-correcting belt conveyor according to claim 1, characterized in that: A fixing plate (5) is symmetrically mounted on the outer wall of the driven roller (4), and the fixing plate (5) is fixedly connected to the driven roller (4).

7. The automatic deviation-correcting belt conveyor according to claim 6 is characterized in that: Multiple groups of springs (7) at equal intervals are installed on the side walls of the fixed plate (5), and the springs (7) are fixedly connected to the fixed plate (5).

8. The automatic deviation-correcting belt conveyor according to claim 6, characterized in that: A sliding ring (8) is slidably mounted on the surface of the driven roller (4) on one side of the fixed plate (5), and the sliding ring (8) is fixedly connected to the spring (7), and two sets of sliding rings (8) are respectively located on both sides of the belt body (6).

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